<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>

		<style type="text/css">
			.box{
				width: 100px;
				height: 100px;
				background: #000000;
				color: #AAAAAA;
			
			}
			
	
		
			.lf {
				float: left;
			}
			
		</style>
	</head>
	<body>
		<!-- 
		都进行浮动  会排列成一行 
		 -->
		<div class="box lf ">A</div>
		<div class="box lf ">B</div>
		<div class="box lf">C</div>
	
		
		
	</body>
</html>
